DE3667036D1 - Safety system for laser-utilising facilities - Google Patents
Safety system for laser-utilising facilitiesInfo
- Publication number
- DE3667036D1 DE3667036D1 DE8686300761T DE3667036T DE3667036D1 DE 3667036 D1 DE3667036 D1 DE 3667036D1 DE 8686300761 T DE8686300761 T DE 8686300761T DE 3667036 T DE3667036 T DE 3667036T DE 3667036 D1 DE3667036 D1 DE 3667036D1
- Authority
- DE
- Germany
- Prior art keywords
- utilising
- facilities
- laser
- safety system
- safety
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B13/00—Burglar, theft or intruder alarms
- G08B13/18—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength
- G08B13/181—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using active radiation detection systems
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/70—Auxiliary operations or equipment
- B23K26/702—Auxiliary equipment
- B23K26/706—Protective screens
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16P—SAFETY DEVICES IN GENERAL; SAFETY DEVICES FOR PRESSES
- F16P1/00—Safety devices independent of the control and operation of any machine
- F16P1/06—Safety devices independent of the control and operation of any machine specially designed for welding
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16P—SAFETY DEVICES IN GENERAL; SAFETY DEVICES FOR PRESSES
- F16P3/00—Safety devices acting in conjunction with the control or operation of a machine; Control arrangements requiring the simultaneous use of two or more parts of the body
- F16P3/12—Safety devices acting in conjunction with the control or operation of a machine; Control arrangements requiring the simultaneous use of two or more parts of the body with means, e.g. feelers, which in case of the presence of a body part of a person in or near the danger zone influence the control or operation of the machine
- F16P3/14—Safety devices acting in conjunction with the control or operation of a machine; Control arrangements requiring the simultaneous use of two or more parts of the body with means, e.g. feelers, which in case of the presence of a body part of a person in or near the danger zone influence the control or operation of the machine the means being photocells or other devices sensitive without mechanical contact
- F16P3/147—Safety devices acting in conjunction with the control or operation of a machine; Control arrangements requiring the simultaneous use of two or more parts of the body with means, e.g. feelers, which in case of the presence of a body part of a person in or near the danger zone influence the control or operation of the machine the means being photocells or other devices sensitive without mechanical contact using electro-magnetic technology, e.g. tags or radar
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J5/00—Radiation pyrometry, e.g. infrared or optical thermometry
- G01J5/02—Constructional details
- G01J5/04—Casings
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J5/00—Radiation pyrometry, e.g. infrared or optical thermometry
- G01J5/02—Constructional details
- G01J5/08—Optical arrangements
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J5/00—Radiation pyrometry, e.g. infrared or optical thermometry
- G01J5/02—Constructional details
- G01J5/08—Optical arrangements
- G01J5/0806—Focusing or collimating elements, e.g. lenses or concave mirrors
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J5/00—Radiation pyrometry, e.g. infrared or optical thermometry
- G01J5/02—Constructional details
- G01J5/08—Optical arrangements
- G01J5/0808—Convex mirrors
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J5/00—Radiation pyrometry, e.g. infrared or optical thermometry
- G01J5/02—Constructional details
- G01J5/08—Optical arrangements
- G01J5/0813—Planar mirrors; Parallel phase plates
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J1/00—Photometry, e.g. photographic exposure meter
- G01J1/02—Details
- G01J2001/0276—Protection
- G01J2001/0285—Protection against laser damage
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J5/00—Radiation pyrometry, e.g. infrared or optical thermometry
- G01J5/02—Constructional details
- G01J5/04—Casings
- G01J5/047—Mobile mounting; Scanning arrangements
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Plasma & Fusion (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Optics & Photonics (AREA)
- Geophysics And Detection Of Objects (AREA)
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
- Laser Beam Processing (AREA)
- Burglar Alarm Systems (AREA)
- Lasers (AREA)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB858504168A GB8504168D0 (en) | 1985-02-19 | 1985-02-19 | Safety enclosure |
GB858507505A GB8507505D0 (en) | 1985-03-22 | 1985-03-22 | Safety systems for lasers |
GB858528719A GB8528719D0 (en) | 1985-11-21 | 1985-11-21 | Heat radiation surveillance system |
GB8602224A GB2171513B (en) | 1985-02-19 | 1986-01-30 | Safety system for laser-utilising facilities |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3667036D1 true DE3667036D1 (en) | 1989-12-28 |
Family
ID=27449635
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8686300761T Expired DE3667036D1 (en) | 1985-02-19 | 1986-02-05 | Safety system for laser-utilising facilities |
Country Status (5)
Country | Link |
---|---|
US (1) | US4730113A (en) |
EP (1) | EP0200289B1 (en) |
JP (1) | JPH0776999B2 (en) |
DE (1) | DE3667036D1 (en) |
GB (2) | GB2171513B (en) |
Families Citing this family (56)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2804027B2 (en) * | 1987-07-13 | 1998-09-24 | ファナック 株式会社 | Laser output correction method |
GB8803623D0 (en) * | 1988-02-17 | 1988-03-16 | Atomic Energy Authority Uk | Scanning system |
US4891499A (en) * | 1988-09-09 | 1990-01-02 | Texas Instruments Incorporated | Method and apparatus for real-time wafer temperature uniformity control and slip-free heating in lamp heated single-wafer rapid thermal processing systems |
JP2771569B2 (en) * | 1988-12-29 | 1998-07-02 | ファナック 株式会社 | Laser processing equipment |
US4989971A (en) * | 1989-07-14 | 1991-02-05 | Tektronix, Inc. | Automatic mask trigger for an optical time domain reflectometer |
US5159200A (en) * | 1991-04-12 | 1992-10-27 | Walter Kidde Aerospace Inc. | Detector for sensing hot spots and fires in a region |
US5301347A (en) * | 1991-10-30 | 1994-04-05 | The United States Of America As Represented By The Secretary Of The Air Force | Multi-system laser safety shutter controller |
FR2690641B1 (en) * | 1992-04-30 | 1996-07-12 | Lectra Systemes Sa | SAFETY DEVICE FOR MACHINES USING A LASER BEAM AND METHOD FOR IMPLEMENTING SAME. |
JPH0621547A (en) * | 1992-06-30 | 1994-01-28 | Hitachi Software Eng Co Ltd | Laser transmission control system and laser using communication system |
US5355383A (en) * | 1992-12-03 | 1994-10-11 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | Method and apparatus for detection and control of prelasing in a Q-switched laser |
CH687653A5 (en) * | 1994-03-17 | 1997-01-15 | Von Roll Umwelttechnik Ag | Brandueberwachungssystem. |
US5643477A (en) * | 1995-06-30 | 1997-07-01 | Motoman Inc. | Laser enclosure |
FR2747065B1 (en) * | 1996-04-05 | 1998-06-12 | Milly Daniel Paul | PROTECTION DEVICE FOR LASER TABLE |
DE19629037C1 (en) * | 1996-07-18 | 1997-07-31 | Erwin Martin Heberer | Element of protection wall against laser radiation |
DE19710901C1 (en) * | 1997-03-15 | 1998-08-13 | Roland Man Druckmasch | Appliance for producing sleeve-type printing form from original sheet |
DE19736042A1 (en) * | 1997-08-20 | 1999-02-25 | Alsthom Cge Alcatel | Device for longitudinal seam welding of metal pipes |
ES2237197T3 (en) * | 1998-11-12 | 2005-07-16 | PALETTI PROFILSYSTEME GMBH & CO. | LASER RADIATION PROTECTION WALL. |
US6147323A (en) * | 1999-08-05 | 2000-11-14 | Fanuc Robotics North America, Inc. | Passive laser enclosure |
US7361171B2 (en) * | 2003-05-20 | 2008-04-22 | Raydiance, Inc. | Man-portable optical ablation system |
US9022037B2 (en) * | 2003-08-11 | 2015-05-05 | Raydiance, Inc. | Laser ablation method and apparatus having a feedback loop and control unit |
US20050279741A1 (en) * | 2004-06-17 | 2005-12-22 | Arenberg Jonathan W | Laser burn through sensor |
US7438468B2 (en) | 2004-11-12 | 2008-10-21 | Applied Materials, Inc. | Multiple band pass filtering for pyrometry in laser based annealing systems |
US7422988B2 (en) * | 2004-11-12 | 2008-09-09 | Applied Materials, Inc. | Rapid detection of imminent failure in laser thermal processing of a substrate |
US7129440B2 (en) | 2004-11-12 | 2006-10-31 | Applied Materials, Inc. | Single axis light pipe for homogenizing slow axis of illumination systems based on laser diodes |
US7910499B2 (en) | 2004-11-12 | 2011-03-22 | Applied Materials, Inc. | Autofocus for high power laser diode based annealing system |
US8135050B1 (en) | 2005-07-19 | 2012-03-13 | Raydiance, Inc. | Automated polarization correction |
US7135392B1 (en) | 2005-07-20 | 2006-11-14 | Applied Materials, Inc. | Thermal flux laser annealing for ion implantation of semiconductor P-N junctions |
DE102005034110A1 (en) * | 2005-07-21 | 2007-01-25 | Füchtenkötter, Günter | Laser protective wall for shielding a laser area |
US20070073610A1 (en) * | 2005-09-07 | 2007-03-29 | Prasad Marugabandhu | Job auction method and system |
US7444049B1 (en) * | 2006-01-23 | 2008-10-28 | Raydiance, Inc. | Pulse stretcher and compressor including a multi-pass Bragg grating |
US9130344B2 (en) * | 2006-01-23 | 2015-09-08 | Raydiance, Inc. | Automated laser tuning |
US8232687B2 (en) | 2006-04-26 | 2012-07-31 | Raydiance, Inc. | Intelligent laser interlock system |
US7822347B1 (en) | 2006-03-28 | 2010-10-26 | Raydiance, Inc. | Active tuning of temporal dispersion in an ultrashort pulse laser system |
DE102006026555B4 (en) * | 2006-06-08 | 2008-04-30 | Ingenieurbüro Goebel GmbH | Method and device for detecting optical radiation |
DE102006038795A1 (en) | 2006-08-18 | 2008-03-20 | Fft Edag Produktionssysteme Gmbh & Co. Kg | Monitoring device for a laser processing device |
US7674999B2 (en) | 2006-08-23 | 2010-03-09 | Applied Materials, Inc. | Fast axis beam profile shaping by collimation lenslets for high power laser diode based annealing system |
US7659187B2 (en) | 2006-11-03 | 2010-02-09 | Applied Materials, Inc. | Method of forming PN junctions including a post-ion implant dynamic surface anneal process with minimum interface trap density at the gate insulator-silicon interface |
FR2914768B1 (en) * | 2007-04-06 | 2010-09-03 | Sagem Defense Securite | ACTIVE SOUND HEAD OF AN ENVIRONMENT WITH SCAN IN SITE, SLEEP SYSTEM COMPRISING THE HEAD ABOVE, AND METHOD FOR IMPLEMENTING THE HEAD AND SYSTEM |
FR2914769B1 (en) * | 2007-04-06 | 2016-04-08 | Sagem Defense Securite | ACTIVE ACTIVE SOUND HEAD, WITH AXIS SCANNING, SLEEP SYSTEM COMPRISING THE PREFERRED HEAD AND A METHOD OF IMPLEMENTING THE HEAD AND THE SYSTEM |
DE202007012255U1 (en) | 2007-08-31 | 2009-01-08 | Ingenieurbüro Goebel GmbH | Device for detecting optical radiation |
US7903326B2 (en) | 2007-11-30 | 2011-03-08 | Radiance, Inc. | Static phase mask for high-order spectral phase control in a hybrid chirped pulse amplifier system |
DE202008018087U1 (en) | 2008-04-02 | 2012-04-30 | Andreas Trautmann | Radiation protection element, radiation protection arrangement and computer system, data carrier and signal sequence |
US8498538B2 (en) * | 2008-11-14 | 2013-07-30 | Raydiance, Inc. | Compact monolithic dispersion compensator |
US9314877B2 (en) | 2010-01-27 | 2016-04-19 | Reis Group Holding Gmbh & Co. Kg | Assembly and method for detecting radiation |
WO2012037468A1 (en) | 2010-09-16 | 2012-03-22 | Raydiance, Inc. | Singulation of layered materials using selectively variable laser output |
US8558156B2 (en) | 2010-10-27 | 2013-10-15 | The Boeing Company | Device for capturing and preserving an energy beam which penetrates into an interior of said device and method therefor |
US10239160B2 (en) | 2011-09-21 | 2019-03-26 | Coherent, Inc. | Systems and processes that singulate materials |
EP2886242B1 (en) * | 2013-12-20 | 2016-09-14 | TRUMPF Werkzeugmaschinen GmbH + Co. KG | Laser processing machine assembly, in particular with barrier free access |
DE102014011716B3 (en) * | 2014-08-05 | 2015-12-24 | Hochschule Mittweida (Fh) | Protection device for laser beams of at least one laser device |
DE202014006310U1 (en) | 2014-08-05 | 2014-08-27 | Hochschule Mittweida (Fh) | Protection device for laser beams of at least one laser device |
DE202014006477U1 (en) | 2014-08-08 | 2014-09-05 | Hochschule Mittweida (Fh) | Protective wall for laser beams of at least one laser device |
DE102014115304A1 (en) | 2014-10-21 | 2016-04-21 | Reis Gmbh & Co. Kg Maschinenfabrik | Method for monitoring a radiation |
DE102017119148A1 (en) | 2017-06-15 | 2018-12-20 | Scansonic Mi Gmbh | Laser protection device and method for its operation |
JP6904810B2 (en) * | 2017-06-29 | 2021-07-21 | コマツ産機株式会社 | Laser processing machine |
CN110541731B (en) * | 2019-08-27 | 2021-10-22 | 山东科技大学 | Robot and method for intelligently monitoring and evaluating unsealing dangerous gas source of closed roadway of coal mine |
DE102020132983B3 (en) | 2020-08-27 | 2022-02-10 | Alotec Dresden Gmbh | Mobile laser protection wall |
Family Cites Families (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3101618A (en) * | 1960-11-15 | 1963-08-27 | Leeds & Northrup Co | Rotary kiln shell temperature scanning system |
GB1003075A (en) * | 1963-04-11 | 1965-09-02 | Thring S Advanced Developments | Improvements in or relating to fire detection and alarm apparatus |
GB1173161A (en) * | 1966-08-24 | 1969-12-03 | Imp Metal Ind Kynoch Ltd | Improvements in or relating to the Melting of Metal |
US3924130A (en) * | 1968-02-12 | 1975-12-02 | Us Navy | Body exposure indicator |
GB1280473A (en) * | 1968-07-04 | 1972-07-05 | Stewarts & Lloyds Ltd | Apparatus for detecting objects |
FR2093399A5 (en) * | 1970-06-12 | 1972-01-28 | Commissariat Energie Atomique | |
US3713042A (en) * | 1971-05-27 | 1973-01-23 | Bell Telephone Labor Inc | Stabilized mode-locked laser arrangement |
US3869680A (en) * | 1973-08-31 | 1975-03-04 | Nasa | Dually mode-locked nd:yag laser |
US3928843A (en) * | 1974-06-24 | 1975-12-23 | Optical Coating Laboratory Inc | Dual channel infrared intrusion alarm system |
US4087691A (en) * | 1975-04-09 | 1978-05-02 | Aga Aktiebolag | Reference radiation source in a device for measuring the radiation from an object |
FR2407784B1 (en) * | 1977-09-05 | 1982-02-26 | Peugeot | |
JPS559258A (en) * | 1978-07-03 | 1980-01-23 | Murata Manufacturing Co | Invader monitor device |
JPS57156887A (en) * | 1981-03-25 | 1982-09-28 | Toshiba Corp | Laser working device |
GB2102200B (en) * | 1981-07-17 | 1985-05-30 | Philips Electronic Associated | Infra-red radiation detector |
GB2125217B (en) * | 1982-08-06 | 1986-01-02 | Secr Defence | Infra red detector arrays |
GB2108742B (en) * | 1982-09-27 | 1986-09-10 | Atomic Energy Authority Uk | Laser safety screen |
DE3369019D1 (en) * | 1982-10-01 | 1987-02-12 | Cerberus Ag | Infrared detector for spotting an intruder in an area |
JPS5997788A (en) * | 1982-11-26 | 1984-06-05 | Matsushita Electric Ind Co Ltd | Laser working machine |
FR2541484B1 (en) * | 1983-01-13 | 1986-06-13 | Brown De Colstoun Francois | METHOD FOR THE DETECTION OF A SOURCE OF HEAT IN PARTICULAR OF A FOREST FIRE IN A MONITORED AREA, AND SYSTEM FOR CARRYING OUT SAID METHOD |
JPS6012527A (en) * | 1983-07-04 | 1985-01-22 | Secoh Giken Inc | Infrared beam scanner |
DE3340427C2 (en) * | 1983-11-09 | 1985-10-03 | Wandel & Goltermann Gmbh & Co, 7412 Eningen | Method for the safe operation of a device that contains a laser and a light-emitting interface that can be connected to a transmission medium, as well as a safety device for carrying out this method |
-
1986
- 1986-01-30 GB GB8602224A patent/GB2171513B/en not_active Expired
- 1986-01-30 GB GB8806624A patent/GB2203539B/en not_active Expired
- 1986-02-05 DE DE8686300761T patent/DE3667036D1/en not_active Expired
- 1986-02-05 EP EP86300761A patent/EP0200289B1/en not_active Expired
- 1986-02-07 US US06/827,098 patent/US4730113A/en not_active Expired - Fee Related
- 1986-02-19 JP JP61034960A patent/JPH0776999B2/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0200289A1 (en) | 1986-11-05 |
GB8806624D0 (en) | 1988-04-20 |
EP0200289B1 (en) | 1989-11-23 |
JPH0776999B2 (en) | 1995-08-16 |
GB2171513A (en) | 1986-08-28 |
GB2171513B (en) | 1989-08-31 |
GB2203539A (en) | 1988-10-19 |
JPS61259397A (en) | 1986-11-17 |
US4730113A (en) | 1988-03-08 |
GB2203539B (en) | 1989-08-31 |
GB8602224D0 (en) | 1986-04-16 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
DE3667036D1 (en) | Safety system for laser-utilising facilities | |
GB8501017D0 (en) | Safety apparatus | |
GB8712170D0 (en) | Safety system | |
EP0190739A3 (en) | Water-deionizing system | |
GB8601029D0 (en) | Maintenance system | |
GB8614626D0 (en) | Safety apparatus | |
GB8600002D0 (en) | Seatbelt system | |
GB8926758D0 (en) | Safety system | |
GB2173564B (en) | Fastener-carrier system | |
EP0214649A3 (en) | Fdm-tdm transmultiplexing system | |
EP0182308A3 (en) | Safety rail system | |
GB8528149D0 (en) | Safety belt system | |
GB8523429D0 (en) | Safety systems | |
GB2186970B (en) | Safety system for laser-utilising facility | |
EP0214691A3 (en) | Monitor system for traffic-lights | |
GB8613286D0 (en) | Safety exhaust system | |
GB8513219D0 (en) | Stadium safety system | |
GB8614303D0 (en) | Guard system | |
GB8523986D0 (en) | Safety system | |
CS739885A1 (en) | Rizeny drenazne zavlahovy system | |
GB8517628D0 (en) | Safety systems | |
GB8500899D0 (en) | Cod-end system for keepnets | |
GB8526670D0 (en) | Safety device for deckchair | |
EP0264167A3 (en) | Safety system | |
GB8610216D0 (en) | Safety system |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |